The formula for calculating the magnitude of a vector a is expressed as
a) For vector u, from the graph,
x1 = - 1, y1 = 2
x2 = 4, y2 = 6
b) For vector v,
x1 = 0, y1 = 0
x2 = 5, y2 = 4
Thus, u = v because they have the same magnitude and direction
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